The Gen IV Ultimate Weapon Light kicks off the series outputting 900 lumens up to 300 yards. Running off three 3V CR123A batteries, the Ultimate Weapon Light features a peak beam intensity of 21,000 candelas. The Gen IV Compact Weapon Light boasts 800 lumens of output at roughly 200 yards. The Compact offers a peak beam intensity of 11,000 candelas on two CR123A batteries.

The lights are offered in either black or FDE. (Photo: Primary Arms Optics)

Both lights are available anodized in matte black or the tactical favorite flat dark earth. Matching black or FDE tape switches are also available for purchase for both lighting systems. The lights are shock proof and meet IPX8 waterproofing standards. Compact and Ultimate tout a lifespan of approximately 50,000 hours with maximum run time around 2.5 hours.

The lights come with Primary Arms optics lifetime warranty. The Ultimate Weapon light is priced at $99.99 while the Compact version comes in at $69.99.